title: Randomized controlled trials.
authors.affiliation: Research Department of Infection and Population Health, UCL Medical School, Royal Free Campus, Rowland Hill Street, London NW32PF, UK. c.smith@ucl.ac.uk
authors.forename: C J
authors.initials: CJ
authors.lastname: Smith
mesh_terms: D004311:Double-Blind Method; D004992:Ethics, Medical; D005260:Female; D006801:Humans; D008297:Male; D016032:Randomized Controlled Trials as Topic / Q000379:methods*; D012107:Research Design; D016037:Single-Blind Method